Analysis
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max time kernel
95s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system -
submitted
07/07/2024, 11:25
Static task
static1
Behavioral task
behavioral1
Sample
29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe
Resource
win7-20240705-en
General
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Target
29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe
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Size
5KB
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MD5
29f1ed111e52aa0ac14c9daa8c907c6e
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SHA1
af053cec2e230f3b205107b484b8ea95ac8544ed
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SHA256
e9c6be1d1df7c4402a64910fc5d7fe5e5b5902b5cb3dc0bfaf011d9eb32e5408
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SHA512
d00ffff282997635cac63627c11d32a4293aee34466cb088a3dd816e37b7406e0b898de4c798a4b6f943f0312aa6b81cb689f3b5e188b023b6810ec4fe9b7159
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SSDEEP
48:ZvtWxUKQZVh7JIzIZ6NceyAVTvEHHAH7dhNAMoBAX:Z1aQZVVq8UNcpA2n47hcK
Malware Config
Signatures
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Installs/modifies Browser Helper Object 2 TTPs 2 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{C613CE22-151C-4331-94FF-F113A153F66D} regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects regedit.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{FDED1F38-3C93-11EF-8BF0-4AA38301372E} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3532177550" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3535022815" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "427144153" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31117472" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3532177550" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31117472" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31117472" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C613CE22-151C-4331-94FF-F113A153F66D}\InProcServer32 regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C613CE22-151C-4331-94FF-F113A153F66D}\InProcServer32\ = "error" regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C613CE22-151C-4331-94FF-F113A153F66D} regedit.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C613CE22-151C-4331-94FF-F113A153F66D}\InProcServer32 regedit.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C613CE22-151C-4331-94FF-F113A153F66D}\InProcServer32\ = "c:\\sysdump.dll" regedit.exe -
Runs .reg file with regedit 2 IoCs
pid Process 2448 regedit.exe 112 regedit.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3300 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3300 iexplore.exe 3300 iexplore.exe 1464 IEXPLORE.EXE 1464 IEXPLORE.EXE 1464 IEXPLORE.EXE 1464 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 4764 wrote to memory of 2448 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 82 PID 4764 wrote to memory of 2448 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 82 PID 4764 wrote to memory of 2448 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 82 PID 4764 wrote to memory of 3300 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 86 PID 4764 wrote to memory of 3300 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 86 PID 3300 wrote to memory of 1464 3300 iexplore.exe 87 PID 3300 wrote to memory of 1464 3300 iexplore.exe 87 PID 3300 wrote to memory of 1464 3300 iexplore.exe 87 PID 4764 wrote to memory of 112 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 88 PID 4764 wrote to memory of 112 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 88 PID 4764 wrote to memory of 112 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 88 PID 4764 wrote to memory of 3564 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 89 PID 4764 wrote to memory of 3564 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 89 PID 4764 wrote to memory of 3564 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 89 PID 4764 wrote to memory of 2308 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 90 PID 4764 wrote to memory of 2308 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 90 PID 4764 wrote to memory of 2308 4764 29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\29f1ed111e52aa0ac14c9daa8c907c6e_JaffaCakes118.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4764 -
C:\Windows\SysWOW64\regedit.exeregedit -S c:\temp1.reg2⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
- Runs .reg file with regedit
PID:2448
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" %12⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3300 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3300 CREDAT:17410 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1464
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C:\Windows\SysWOW64\regedit.exeregedit -S c:\temp2.reg2⤵
- Modifies registry class
- Runs .reg file with regedit
PID:112
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c c:\temp2.bat2⤵PID:3564
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c c:\temp1.bat2⤵PID:2308
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
4KB
MD5c7bf8cd9e5eb16abb1e77101d9c06440
SHA1d283df309bbc85c79d52184239a735ee85a830d4
SHA2564837d1cf1eedf70b42d437f3066839bfe92cbe2dfd30c5d8c140ebf9bb2b7551
SHA51219c71d0b81b74c31b7de09693aac9250eea0a1bae6b4600ffa870763ec74515725eb34fb411a867a0227ad410d2f3821653c507ebcde3e4efa66ea8e11287113
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Filesize
224B
MD5d6d984960c6b55555038fb6a366d1fee
SHA1300f2615f09c6add911401d8f90dd29542fc39d3
SHA2565e0786140fd6b161ede0b530685efb4d1f588561ad74186bbf2c820bab119a76
SHA5123893d2f4443cbbe46c03eec4cb5a6c1c9916f2dadd557397e1c7c6478a451407275eb71f43401cf055caf216bded8731ce2c774f1054ae251ccf9ebabec9db32
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Filesize
435B
MD5492eb2c8ff983e87c95ca5a704c6f5b8
SHA18677a4e0d606a526b1c90f180116dea7a6bcb0de
SHA2569f0388e16d77a4560acfe712ab8a8c6a171c5d369c4134cd3af9bec658bbd431
SHA512ded2c5fa380fcfaa346dcb33a0775cc476ee7f152b0b54ed34b3e97958e200f1f9f01ed546adc2241d2462cfaf39e9e273eaba04cb2efcfbf7085ba9251acd6e
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Filesize
84B
MD5b9975d30ddbd098a754312e16f744ec6
SHA19d41e8816bf8f8aa48356c99af46e64947a0d2ef
SHA2566e4f3dd8bf9469f50bd04878da2bb005a9df85192a5c7428b4477cecbfd4747c
SHA5125bdca7782ebe7a2d919c7c096d0b2e9927c68044a5ca802ce7a43e6d4d62fda7b5d7620a1154e640c9946def1b13539a948a58bf13697f897748dc66e3406c02
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Filesize
128B
MD56fdc273e79d8888a813c762aa55edc39
SHA1a3e72c4eaf143697e3c1a29c8b1c223c121e1d58
SHA256e0eb2406ae229d4df0d3ff5bb8f9bd907aa947b51fdbb6bed1a3238852849f6c
SHA512370125ded5b43b67cfc8f28363086fc9b2c85c6fe53ab1e5e00281cf87292650b2abe7bf9420631ca405f4c7e213bed00c53432329cc5f7d6d1f615a02a1f253